Home / 69,621.20-104,421.96-22,868

Finding the Fourth Proportional to 69,621.20, 104,421.96 and 22,868

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Solution

The fourth proportional to 69,621.20, 104,421.96 and 22,868 is: 34,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,621.20 : 104,421.96 = 22,868 : x
  2. Step 2: Convert to fraction form
    69,621.20/104,421.96 = 22,868/x
  3. Step 3: Cross multiply
    69,621.20x = 104,421.96 × 22,868
  4. Step 4: Simplify right side
    69,621.20x = 2,387,921,381.28
  5. Step 5: Solve for x
    x = 2,387,921,381.28/69,621.20
  6. Step 6: Final answer
    x = 34,298.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.